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Numbers needed to treat calculated from responder rates give a better indication of efficacy in osteoarthritis trials than mean pain scores
INTRODUCTION: Osteoarthritis trials usually report average changes in visual analogue scale (VAS) pain, and examine the difference between treatment and placebo. We investigated whether dichotomous responder analysis provides a more informative interpretation of drug efficacy. METHODS: Merck supplie...
| Autores principales: | , , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
BioMed Central
2008
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2453757/ https://www.ncbi.nlm.nih.gov/pubmed/18384679 http://dx.doi.org/10.1186/ar2394 |